Home / 17,253,003.40-25,879,505.10-5,124,338.80

Finding the Fourth Proportional to 17,253,003.40, 25,879,505.10 and 5,124,338.80

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Solution

The fourth proportional to 17,253,003.40, 25,879,505.10 and 5,124,338.80 is: 7,686,508.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,253,003.40 : 25,879,505.10 = 5,124,338.80 : x
  2. Step 2: Convert to fraction form
    17,253,003.40/25,879,505.10 = 5,124,338.80/x
  3. Step 3: Cross multiply
    17,253,003.40x = 25,879,505.10 × 5,124,338.80
  4. Step 4: Simplify right side
    17,253,003.40x = 132,615,352,108,727.89
  5. Step 5: Solve for x
    x = 132,615,352,108,727.89/17,253,003.40
  6. Step 6: Final answer
    x = 7,686,508.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.